/*
 * Copyright (c) 2022-2022 Huawei Technologies Co., Ltd. All rights reserved.
 * Copyright (c) 2022-2022 Huawei Device Co., Ltd. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this list of
 * conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
 * of conditions and the following disclaimer in the documentation and/or other materials
 * provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
 * to endorse or promote products derived from this software without specific prior written
 * permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
#include "It_posix_container.h"
#include "sys/utsname.h"

#define CHILD_FUNC_ARG (0x2088)

static int childFunc(void *arg) {
    int ret;
    int value = *((int*)arg);
    ICUNIT_ASSERT_EQUAL(value, CHILD_FUNC_ARG, value);
    sleep(1);

    struct utsname newName;
    ret = uname(&newName);
    ICUNIT_ASSERT_EQUAL(ret, 0, ret);

    const char *name = "TestHostName007";
    ret = sethostname(name, strlen(name));
    ICUNIT_ASSERT_EQUAL(ret, 0, ret);

    struct utsname newName1;
    ret = uname(&newName1);
    ICUNIT_ASSERT_EQUAL(ret, 0, ret);

    ret = strcmp(newName.nodename, newName1.nodename);
    ICUNIT_ASSERT_NOT_EQUAL(ret, 0, ret);
    
    return 0;
}

static UINT32 Testcase(void)
{
    struct utsname oldName;
    int ret = uname(&oldName);
    ICUNIT_ASSERT_EQUAL(ret, 0, ret);

    int arg = CHILD_FUNC_ARG;
    auto pid = CloneWrapper(childFunc, CLONE_NEWUTS, &arg);

    int status;
    ret = waitpid(pid, &status, 0);
    ICUNIT_ASSERT_EQUAL(ret, pid, ret);

    struct utsname oldName1;
    ret = uname(&oldName1);
    ICUNIT_ASSERT_EQUAL(ret, 0, ret);

    ret = strcmp(oldName.nodename, oldName1.nodename);
    ICUNIT_ASSERT_EQUAL(ret, 0, ret);

    const char *originalName = "hisilicon";
    sethostname(originalName, strlen(originalName));
    return 0;
}

void ItPosixContainer007(void)
{
    TEST_ADD_CASE("IT_POSIX_CONTAINER_007", Testcase, TEST_POSIX, TEST_CONTAINER, TEST_LEVEL0, TEST_FUNCTION);
}

